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author | Corey Minyard <cminyard@mvista.com> | 2017-08-10 20:27:39 +0200 |
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committer | Ralf Baechle <ralf@linux-mips.org> | 2017-09-06 11:01:52 +0200 |
commit | 866b6a89c6d1876fce25c152ef9f887b41ffcf7f (patch) | |
tree | ee1d5a144e4ca31cfbc6d569bbce8cc493d53a2e /arch/mips/vdso | |
parent | MIPS: Make SAVE_SOME more standard (diff) | |
download | linux-866b6a89c6d1876fce25c152ef9f887b41ffcf7f.tar.xz linux-866b6a89c6d1876fce25c152ef9f887b41ffcf7f.zip |
MIPS: Add DWARF unwinding to assembly
This will allow kdump dumps to work correclty with MIPS and
future DWARF unwinding of the stack to give accurate tracebacks.
Signed-off-by: Corey Minyard <cminyard@mvista.com>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/16990/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/vdso')
-rw-r--r-- | arch/mips/vdso/sigreturn.S | 10 |
1 files changed, 0 insertions, 10 deletions
diff --git a/arch/mips/vdso/sigreturn.S b/arch/mips/vdso/sigreturn.S index 715bf5993529..30c6219912ac 100644 --- a/arch/mips/vdso/sigreturn.S +++ b/arch/mips/vdso/sigreturn.S @@ -19,31 +19,21 @@ .cfi_sections .debug_frame LEAF(__vdso_rt_sigreturn) - .cfi_startproc - .frame sp, 0, ra - .mask 0x00000000, 0 - .fmask 0x00000000, 0 .cfi_signal_frame li v0, __NR_rt_sigreturn syscall - .cfi_endproc END(__vdso_rt_sigreturn) #if _MIPS_SIM == _MIPS_SIM_ABI32 LEAF(__vdso_sigreturn) - .cfi_startproc - .frame sp, 0, ra - .mask 0x00000000, 0 - .fmask 0x00000000, 0 .cfi_signal_frame li v0, __NR_sigreturn syscall - .cfi_endproc END(__vdso_sigreturn) #endif |